a86f7bf6fe1eab25c877fdc745a8b696ac86efe145fa42adadbb164f5517ada3

General

Target

a86f7bf6fe1eab25c877fdc745a8b696ac86efe145fa42adadbb164f5517ada3.pdf
Size

1.3MB
MD5

8622e712ef414b421cd6422c8c959f86
SHA1

d168dbc45f71ca23de3888c54720240c3f3a0649
SHA256

a86f7bf6fe1eab25c877fdc745a8b696ac86efe145fa42adadbb164f5517ada3
SHA512

c1a741ba5fca7a40da109b9da78177532b15e55e5b6fc0965191e3aa2bc1d12bcdf94642516276c44036f2fa4ce686f5b6db92cdfd851551081ad7032b3343e4

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe
4876	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4876 AcroRd32.exe
Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

AcroRd32.exeAdobeARM.exe

pid process

4876 AcroRd32.exe
4876 AcroRd32.exe
4876 AcroRd32.exe
4876 AcroRd32.exe
4360 AdobeARM.exe
4876 AcroRd32.exe
4876 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4876 wrote to memory of 3912	4876	AcroRd32.exe	RdrCEF.exe
PID 4876 wrote to memory of 3912	4876	AcroRd32.exe	RdrCEF.exe
PID 4876 wrote to memory of 3912	4876	AcroRd32.exe	RdrCEF.exe
PID 4876 wrote to memory of 804	4876	AcroRd32.exe	RdrCEF.exe
PID 4876 wrote to memory of 804	4876	AcroRd32.exe	RdrCEF.exe
PID 4876 wrote to memory of 804	4876	AcroRd32.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2244	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe
PID 3912 wrote to memory of 2096	3912	RdrCEF.exe	RdrCEF.exe

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\a86f7bf6fe1eab25c877fdc745a8b696ac86efe145fa42adadbb164f5517ada3.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4876

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
- Suspicious use of WriteProcessMemory
PID:3912

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=0FB29A2D9818C04FE26C22C008505C3F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2244

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=9E60827DC316F2C67FFAF9EB907A76FD --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=9E60827DC316F2C67FFAF9EB907A76FD --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2096

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=A36626A75D147CCFCDF1F763E8A8F8EF --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=A36626A75D147CCFCDF1F763E8A8F8EF --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
3⤵
PID:3932

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=7C89827BB8F26B6B5C322B2F3BC56F64 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3184

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A96A38B3CD75B67253A39350C1D02B27 --mojo-platform-channel-handle=2772 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:4092

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=CFC054AA39DE38CCD2AA146D4BBFBE8D --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:2940

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
2⤵
PID:804

C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe
"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:3
2⤵
- Suspicious use of SetWindowsHookEx
PID:4360

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"
3⤵
PID:4972

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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memory/804-131-0x0000000000000000-mapping.dmp

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memory/2096-136-0x0000000000000000-mapping.dmp

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memory/2244-133-0x0000000000000000-mapping.dmp

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memory/2940-152-0x0000000000000000-mapping.dmp

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memory/3184-146-0x0000000000000000-mapping.dmp

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memory/3912-130-0x0000000000000000-mapping.dmp

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memory/3932-141-0x0000000000000000-mapping.dmp

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memory/4092-149-0x0000000000000000-mapping.dmp

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memory/4360-154-0x0000000000000000-mapping.dmp

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memory/4972-155-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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